| 1. | Ecological characteristics and morphological variations of centipedegrass in different populations
假俭草种群变异与生态特性的研究 |
| 2. | Morphological variation of inflorescence paraclades of ainsliaea latifolia and taxonomic status of a . latifolia var . ramifera
宽叶兔儿风花序侧生分枝的变异式样以及分枝兔儿风的分类地位问题 |
| 3. | In addition , m . toringoides has complex morphological variation and a series of variants were found between malus kansuensis and mains transitoria
该物种形态变异的类型复杂，具有一系列从陇东海棠到花叶海棠之间的变异类型。 |
| 4. | The 23 morphological characters comparison among the 18 taxon in leymus showed that there existed distinct morphological variation in leymus . l . arenarius ( l . ) hochst . ,
形态学特征比较结果表明，赖草属植物在进化过程中适应不同的生活环境造成了该属植物丰富的形态多样性。 |
| 5. | In comparison with ck , obvious morphological variation were observed in the transgenic tobaccos . their leaves became greener and thicker , chief veins turned bolder and thicker than those of ck
与对照相比转基因烟草在形态上发生了明显的改变：叶片颜色变深绿；叶片增厚；主叶脉变粗壮等。 |
| 6. | The measurement of numerical taxonomy was applied to study the morphological variations of cerasus subhirtella var . ascendens in different populations between fujian wuyi mountain and jiangsu baohua mountain
摘要利用数量分类学手段对福建武夷山和江苏宝华山不同居群野生早樱形态特征进行了比较研究。 |
| 7. | The value grey relatedness degree matrix between morphological characters and environment factors shows that the content of k in the soil is the most important factor to cause the morphological variation of 26 characters of totally 29 studied
形态分化与环境因子的灰色关联度分析表明， 29个形态性状中，有26个性状的第一影响因子是全钾的含量。 |
| 8. | This result was the biochronological base for estimating sample ages in the study on genus gephyrocapsa . 2 . morphological variation of gephyrocapsa was investigated based on biometrically analyzing 6 morphological features of a coccolith placolith , e . g
( 2 )结合时间序列来对桥石种类的在演化的过程中形态变化进行分析，发现在整体演变的进程中，几种形态因子中一直处在最剧烈变化中的是盾盘的长度。 |
| 9. | The 35 morphological indices analysis showed , the individuals in 2 populations were incorporated into 2 types according to the results of clustering analysis and principal component analysis ( pca ) , and the morphological variations are naturally showed in the results
通过对2大居群24项形态指标的分析，不论是聚类分析还是主成分分析， 2大居群的各个个体均归并为2类，自然体现出不同居群野生早樱表型特征的较大差异。 |
| 10. | Secondly , we compared and analyzed the growing state , plant height , flower shape and seed setting ability , etc , of m2 tube seedlings and m3 greenhouse plants treated with low - energy n * . we found that the growth rates of m2 tube seedlings and m3 greenhouse plants were lower than that of control and the growth rate decreased with the treated doses from 60x1015 , 40x1015 to 80 x 1015 . vfe also found that many phenotypic variations appeared in m2 tube seedlings , including yellowing , lethality , semi lethality , morphological variation ( such as leaf and flower shape variations , plant height variation , etc )
最后，对80次剂量处现的拟南芥的mz代试管稍和60次剂员处理的m3代温室茵采用rapd技术对dna的差异进行了分析，检测发现经低能n ”注入处理的材料，其pcr条带缺失或增加，而对照组未发现明显的变化，而且条带的变异率随剂量的升高而上升，从引物的角度看， 80次剂量处理的比代试管苗的多态性表现为67 |
